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Updated November 2026

140 seed developer tools investors

We list 140 seed developer tools investors as of November 2026: 114 have an SEC filing on file and 26 were checked on the firm's own website or an official register, and the list was last checked on 7 Nov 2026. The states with the most are California (66), New York (13) and Texas (5).

140investors
86with a fund filing or dated deal in the last 12 months
$80Mmedian fund size on file (SEC Form D, 95 firms)
720named decision-makers on file

Top 5 seed developer tools investors, ranked by recent fund activity

Among firms with a published profile and a dated fund or deal in the last 24 months. The rule: Activity score out of 100: recency of the latest fund filing or dated deal (35: full marks within 3 months, then stepping down at 6, 12 and 24 months), share of the observed portfolio in this sector (25; half of that when the sector is stated only), stage focus (15: all of it when seed is the only stage the firm states, split evenly when it states more), size of the fund on file on a log scale (15) and completeness of the public record (10). Stage focus is our research, not an SEC figure. It is a measure of activity and fit, not of quality or returns. The same rule orders the whole list; it is repeated in the method box.

  1. Flex Capital

    Type: VC firm · HQ: San Francisco, CA · Stages: Seed · Focus: Developer Tools, AI, Generalist, SaaS · Latest activity: New deal, Aug 2026 · Fund size on file: $300M (SEC Form D, 2022)

    Dated new deal in Aug 2026; $300M fund on file (SEC Form D, 2022); states developer tools as a focus; backs seed; 8 named decision-makers on file.

  2. Grand Ventures

    Type: VC firm · HQ: Grand Rapids, MI · Stages: Seed · Focus: Developer Tools, AI, Fintech, Healthtech · Latest activity: New deal, Sep 2026 · Fund size on file: $100M (SEC Form D, 2022)

    Dated new deal in Sep 2026; $100M fund on file (SEC Form D, 2022); states developer tools as a focus; backs seed; 6 named decision-makers on file.

  3. Forgepoint Capital

    Type: VC firm · HQ: San Mateo, CA · Stages: Seed, Series A · Focus: Developer Tools, Cybersecurity, Future of Work, AI · Latest activity: Portfolio news, Oct 2026 · Private fund assets: $1.2B (SEC Form ADV)

    Portfolio news dated Oct 2026; $1.2B on file (SEC Form ADV); states developer tools as a focus; backs seed, Series A; 8 named decision-makers on file.

  4. Twenty Two Ventures

    Type: VC firm · HQ: San Francisco, CA · Stages: Seed · Focus: Developer Tools, SaaS, Fintech, Marketplace · Latest activity: New fund, Sep 2026 · Fund size on file: $25M (SEC Form D, 2023)

    Latest fund filing dated Sep 2026; $25M fund on file (SEC Form D, 2023); states developer tools as a focus; backs seed; 1 named decision-maker on file.

  5. Webb Investment Network

    Type: VC firm · HQ: San Francisco, CA · Stages: Seed · Focus: Developer Tools, AI, Cybersecurity, SaaS · Latest activity: New fund, Sep 2026 · Fund size on file: $25M (SEC Form D, 2022)

    Latest fund filing dated Sep 2026; $25M fund on file (SEC Form D, 2022); states developer tools as a focus; backs seed; 6 named decision-makers on file.

First 25 of 140 seed developer tools investors

InvestorTypeHQStagesour researchFocusour researchLatest fund or dealFund sizeas filed or statedCheckedContacts
Flex CapitalVC firmSan Francisco, CASeedDeveloper Tools, AI, Generalist, SaaSNew deal, Aug 2026$300M (SEC Form D, 2022)5 Nov 20268 names, firm email · Unlock
Grand VenturesVC firmGrand Rapids, MISeedDeveloper Tools, AI, Fintech, HealthtechNew deal, Sep 2026$100M (SEC Form D, 2022)5 Nov 20266 names, firm email · Unlock
Forgepoint CapitalVC firmSan Mateo, CASeed, Series ADeveloper Tools, Cybersecurity, Future of Work, AIPortfolio news, Oct 2026$1.2B (SEC Form ADV)5 Nov 20268 names, firm email · Unlock
Twenty Two VenturesVC firmSan Francisco, CASeedDeveloper Tools, SaaS, Fintech, MarketplaceNew fund, Sep 2026$25M (SEC Form D, 2023)4 Nov 20261 name, firm email · Unlock
Webb Investment NetworkVC firmSan Francisco, CASeedDeveloper Tools, AI, Cybersecurity, SaaSNew fund, Sep 2026$25M (SEC Form D, 2022)4 Nov 20266 names · Unlock
FelicisVC firmMenlo Park, CASeed, Series ADeveloper Tools, AI, Healthtech, CybersecurityNew deal, Oct 2026$900M (SEC Form D, 2025)5 Nov 20268 names · Unlock
South Park CommonsAcceleratorSan Francisco, CAPre-seed, SeedDeveloper Tools, AI, Edtech, SaaSNew fund, Oct 2026$500M (SEC Form D, 2025)4 Nov 20264 names · Unlock
SineWave VenturesVC firmMclean, VASeedDeveloper Tools, AI, Cybersecurity, DataNew fund, Aug 2026$8M (SEC Form D, 2021)4 Nov 20268 names, firm email · Unlock
CostanoaVC firmPalo Alto, CASeed, Series ADeveloper Tools, AI, Fintech, CybersecurityNew fund, Sep 2026$300M (SEC Form D, 2026)4 Nov 20262 names, firm email · Unlock
BGFVC firmUnited KingdomSeed, Series A, Series B, GrowthDeveloper Tools, Healthtech, Edtech, MobilityPortfolio news, Oct 2026£3.0B (own site)4 Nov 20268 names · Unlock
Uncork CapitalVC firmSan Francisco, CASeedDeveloper Tools, AI, Fintech, B2BNew fund, Jul 2026$300M (SEC Form D, 2025)4 Nov 20268 names, firm email · Unlock
Craft VenturesVC firmSan Francisco, CASeed, Series A, GrowthDeveloper Tools, AI, Data, SaaSNew fund, Sep 2026$712M (SEC Form D, 2022)4 Nov 20268 names · Unlock
Kindred VenturesVC firmSan Francisco, CAPre-seed, SeedDeveloper Tools, AI, Crypto and Web3, FintechNew fund, Sep 2026$230M (SEC Form D, 2025)4 Nov 20268 names · Unlock
Shield CapitalVC firmBurlingame, CASeedDeveloper Tools, AI, Cybersecurity, SpaceNew fund, Jul 2026$350M (SEC Form D, 2024)4 Nov 20266 names · Unlock
Balderton CapitalVC firmLondon, United KingdomSeed, Series A, Series B, GrowthDeveloper Tools, Healthtech, AI, FintechPortfolio news, Oct 2026$5.7B (own site)4 Nov 20268 names · Unlock
EvolutionVC firmNew York, NYSeed, Series A, Series B, GrowthDeveloper Tools, Cybersecurity, AI, SaaSNew fund, Sep 2026$1.2B (SEC Form D, 2026)4 Nov 20268 names · Unlock
Silverton PartnersVC firmAustin, TXSeed, Series ADeveloper Tools, AI, Cybersecurity, FintechNew deal, Sep 2026$160M (SEC Form D, 2026)4 Nov 20268 names · Unlock
Parkwalk AdvisorsSEIS/EIS fundLondon, United KingdomSeed, Series A, Series B, GrowthDeveloper Tools, Healthtech, AI, Industrial TechNew fund, Sep 2026£500M (own site)4 Nov 20268 names, firm email · Unlock
Cambridge Capital GroupAngel networkCambridge, United KingdomSeed, GrowthDeveloper Tools, Industrial Tech, AI, HealthtechNew fund, Oct 2026£50M (own site)4 Nov 20262 names · Unlock
Gradient VenturesVC firmSan Francisco, CASeedDeveloper Tools, AI, SaaSNew fund, Jun 2026$227M (SEC Form D, 2025)4 Nov 20268 names · Unlock
Brighteye VenturesVC firmLondon, United KingdomPre-seed, Seed, Series ADeveloper Tools, AI, Edtech, Future of WorkNew fund, Sep 2026$245M (own site)4 Nov 20268 names, firm email · Unlock
ContraryVC firmSan Francisco, CASeed, GrowthDeveloper Tools, AI, SaaSNew fund, Aug 2026$91M (SEC Form D, 2024)4 Nov 20267 names · Unlock
Nava VenturesVC firmSan Francisco, CASeedDeveloper Tools, AI, Healthtech, FintechNew deal, Jul 2026$158M (SEC Form D, 2024)4 Nov 20268 names · Unlock
Translink CapitalVC firmPalo Alto, CASeed, Series A, Series BDeveloper Tools, AI, Mobility, B2BNew fund, Sep 2026$174M (SEC Form D, 2021)5 Nov 20268 names, firm email · Unlock
AIX VenturesVC firmNewark, CAPre-seed, Seed, Series ADeveloper Tools, AI, Healthtech, ConsumerNew fund, Aug 2026$250M (SEC Form D, 2026)4 Nov 20268 names · Unlock

You are seeing 25 of 140. The full list adds 115 more investors and 720 named decision-makers.

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How these 140 break down

By region

RegionOn this listShare
United States11481%
United Kingdom2115%
Europe54%

By US state

US stateOn this listShare
California6647%
New York139%
Texas54%
Massachusetts43%
Florida43%
Pennsylvania32%
Michigan21%
Washington21%
Georgia21%

By type

TypeOn this listShare
VC firm13294%
Angel network43%
SEIS/EIS fund21%

Method and limits

Source
114 of the 140 rows carry an SEC filing (Form D or Form ADV). All 140 have a website we checked. Filing date and fund size are SEC data where a filing exists. Stage, sector and check size are our research.
Inclusion rule
Organizations that back startups. Individuals, buyout funds and firms we found to be inactive are left out. Sector: the firm states developer tools as a focus on its own site, or we observed it in the firm's portfolio. Stage: the firm states that it invests at seed.
Order
Firms with a published profile come first. Activity score out of 100: recency of the latest fund filing or dated deal (35: full marks within 3 months, then stepping down at 6, 12 and 24 months), share of the observed portfolio in this sector (25; half of that when the sector is stated only), stage focus (15: all of it when seed is the only stage the firm states, split evenly when it states more), size of the fund on file on a log scale (15) and completeness of the public record (10). Stage focus is our research, not an SEC figure. It is a measure of activity and fit, not of quality or returns.
Last refreshed
November 2026. Rows on this list were checked between 4 Nov 2026 and 7 Nov 2026.
Fill rates
Of 140 rows: stage 140, sector 140, fund size 115, website 140. In the paid file: named decision-makers on 137 rows, firm email on 49, LinkedIn page on 86, check size on 31.
Corrections
Email [email protected] or use the update form. We act within 5 working days.

How we verify

Questions

How many seed developer tools investors are there?

We list 140 as of November 2026. 86 of the 140 have a fund filing or a dated deal in the last 12 months.

Which seed developer tools investors raised a new fund in the last 12 months?

56 of the 140 have a fund filing dated in the last 12 months. The most recent on this list are U&I Ventures (Oct 2026), Foster Ventures (Oct 2026) and Tyche Partners VEIR (Oct 2026).

What is the typical fund size of seed developer tools investors?

The median fund size on file for this list is $80M, across the 95 firms with a size on an SEC Form D. The fund on file is each firm's main fund, which is not always its newest. The other 45 do not disclose a size there.

How do I contact seed developer tools investors?

The paid file holds 720 named decision-makers across 137 of these 140 and a firm email for 49. We publish the address a firm lists itself, never a personal email. Each free row links to a profile with the firm's website.

Where does the data on seed developer tools investors come from?

114 of the 140 rows have an SEC filing on file (Form D or Form ADV) and 26 were checked on the firm's own website or an official register. Filing date and fund size come from the filing. Stage, sector and check size are our research. Rows on this list were last checked on 7 Nov 2026 at the latest. The whole file is re-verified twice a year.

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